Provide the proper response.To sketch the graph of y = 
, a student entered the equation in a graphing calculator as 
Was she correct?
What will be an ideal response?
No. She must insert parentheses around the numerator and the denominator when entering this formula in the calculator; thus, 
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Find the foci of the ellipse.
+ 
= 1
A. (-3, -1+ 
), (-3, -1 - 
)
B. (-9, -1), (3, -1)
C. (- 
, -1), (
, -1)
D. (-3 + 
, -1), (-3 - 
, -1)
Write the first six terms of the sequence defined by the function.
?
?
Please enter your answer as six numbers in order, separated by commas.
What will be an ideal response?
Suppose that, for a certain exam, a teacher grades on a curve. It is known that the mean is 55 and the standard deviation is 7. There are 50 students in the class. What score would be necessary to obtain a C?
?
?
A. 48 or above B. 62 or above C. 50 or above D. 44 or above E. 42 or above
Use transformations to graph the function.y = 3 cos x
A. 
B. 
C. 
D. 